在很多页面制作中会设计到突出一个三角，下面给出一种兼容各种浏览器的设计方法：
XML/HTML Code复制内容到剪贴板
<!DOCTYPE HTML>
<html lang="en-US">
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
.corner-top{
width:0px;
height:0px;
font-size:0;
border-width:20px;
border-style:solid dashed dashed dashed;
border-color:#e66161 transparent transparent transparent;
}
.corner-bottom{
width:0px;
height:0px;
font-size:0;
border-width:20px;
border-style:dashed dashed solid dashed;
border-color:transparent transparent #94e24f transparent;
}
.corner-left{
width:0px;
height:0px;
font-size:0;
border-width:20px;
